I090 over Br Big Buffalo Ck
FairJackson County, South Dakota · 2.5 E Sd 240 S Interch · Structure no. 000000036147110
- Built
- 1968
- 57 years old
- Condition
- Fair
- inspected November 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 21 ft
- 2 main spans
- Daily traffic
- 6,560
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I090 over Br Big Buffalo Ck is a concrete continuous culvert carrying I090 over Br Big Buffalo Ck in Jackson County, South Dakota. It was built in 1968, so it is 57 years old, older than the South Dakota average of 48.9 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 6,560 vehicles a day, roughly 23% of them trucks, projected to reach 7,550 by 2043. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 0.6 mi (1 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I090 over Br Big Buffalo Ck built?
It was built in 1968, making it 57 years old in 2025.
What condition is I090 over Br Big Buffalo Ck in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.
How much traffic does I090 over Br Big Buffalo Ck carry?
About 6,560 vehicles per day (2023 count), of which roughly 23% are trucks.
How long is I090 over Br Big Buffalo Ck?
The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).
Who owns I090 over Br Big Buffalo Ck?
It is owned by the State Highway Agency.